Engineering Technician II supporting operational weather forecasts through electronics testing and troubleshooting. Collaborating with cross - functional teams in a dynamic lab environment.
About the role
- Senior SQL Developer diagnosing and optimizing SQL performance for a healthcare technology company. Focused on query performance in a high-volume SQL environment with concurrent users.
Responsibilities
- **Tasks and Deliverables**
- Conduct a full performance audit of existing SQL queries, stored procedures, and reporting pipelines
- Optimize slow-performing queries, multi-table joins, window functions, and EF-generated SQL.
- Diagnose and resolve locking, blocking, and deadlock conditions
- Improve indexing strategy, query plans, and concurrency handling
- Optimize Entity Framework usage patterns and reduce unnecessary DB roundtrips
- Review and optimize SQL interactions within API calls and background jobs
- Implement monitoring to track query health, performance regressions, and long-running jobs
- Provide documentation and knowledge transfer to internal engineering leadership
Requirements
- **Required Experience**
- Expert-level SQL skills with proven experience optimizing complex queries at scale
- Strong experience with locks, blocking, deadlocks, and concurrency patterns
- Hands-on experience tuning stored procedures, CTEs, and window functions
- Experience with C#/.NET and Entity Framework performance tuning
- Familiarity with high-concurrency systems and background job processing
- Experience working with SQL performance tools (Query Store, Profiler, Execution Plans)
- **Nice to Have**
- Experience optimizing large reporting workloads
- Familiarity with Angular-based frontend environments
- Experience scaling systems with thousands of concurrent users
- Experience with ETL pipelines or job schedulers in .NET ecosystems
Job title
Job type
Experience level
Salary
Not specified
Degree requirement
No Education Requirement
Tech skills
Location requirements
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